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Vulnerability · Published Jul 12, 2023 · Assigned by redhat

CVE-2023-3618Segmentation fault in fax3encode in libtiff/tif_fax3.c

Medium 6.5

In plain English

A medium-severity buffer overflow in Fedora from Fedora. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 68% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)1.2%top 32.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A flaw was found in libtiff. A specially crafted tiff file can lead to a segmentation fault due to a buffer overflow in the Fax3Encode function in libtiff/tif_fax3.c, resulting in a denial of service.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:9libtiff4.4.0-12.el9ALSA-2024:2289
AlmaLinux:9libtiff-devel4.4.0-12.el9ALSA-2024:2289
AlmaLinux:9libtiff-tools4.4.0-12.el9ALSA-2024:2289
Debian:12tiff4.5.0-6+deb12u2DEBIAN-CVE-2023-3618
Debian:13tiff4.5.1~rc3-1DEBIAN-CVE-2023-3618
Debian:14tiff4.5.1~rc3-1DEBIAN-CVE-2023-3618
Ubuntu:22.04:LTStiff4.3.0-6ubuntu0.5USN-6290-1
Ubuntu:22.04:LTStiff4.3.0-6ubuntu0.5UBUNTU-CVE-2023-3618

Affected products (as reported)

VendorProductVersions
n/a libtiff see references
Red Hat Red Hat Enterprise Linux 6 see references
Red Hat Red Hat Enterprise Linux 7 see references
Red Hat Red Hat Enterprise Linux 7 see references
Red Hat Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 9 see references
Fedora Fedora see references
Fedora Fedora see references
Fedora Fedora see references
Fedora Fedora see references

Weakness: CWE-120 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References